Picture frame



FIG. 1 is a perspective view of the picture frame;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a side elevational view thereof with the opposite side being a mirror image;

FIG. 7 is a front elevational view of a picture frame showing a first alternative form of my new design, FIG. 3 being a rear elevational view thereof;

FIG. 8 is a top view of the first alternative form;

FIG. 9 is a bottom view of the first alternative form;

FIG. 10 is a side elevational view of the first alternative form with the opposite side being a mirror image thereof;

FIG. 11 is a front elevational view of a picture frame showing a second alternative form of my new design;

FIG. 12 is a rear elevational view of the second alternative form;

FIG. 13 is a top view of the second alternative form;

FIG. 14 is a bottom view of the second alternative form; and,

FIG. 15 is a side elevational view of the second alternative form. 

The ornamental design for a picture frame, as shown and described. 